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357091 (2001 ST299)
Classification: Main-belt Asteroid          SPK-ID: 2357091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1018038858661843 7.7708e-08  
a 2.778470897827278 2.284e-08 au
q 2.495611763662355 2.1001e-07 au
i 2.841863225706393 1.0012e-05 deg
node 221.4994798848699 0.00012222 deg
peri 117.8805876698442 0.00013147 deg
M 70.61955464105409 4.6833e-05 deg
tp 2458868.659278561831
(2020-Jan-20.15927856)
0.00021852 TDB
period 1691.637115597049
4.63
2.0859e-05
5.711e-08
d
yr
n .21281159929678 2.6241e-09 deg/d
Q 3.061330031992201 2.5165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      2001-09-11  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54795  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:19:21  

Additional Information
 Earth MOID = 1.48654 au 
 Jupiter MOID = 2.28417 au 
 T_jup = 3.325 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456994.5 (2014-Dec-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1044013407904701 7.8054e-08  
q 2.488331773641613 2.1174e-07 au
tp 2457178.088592188169
(2015-Jun-04.58859219)
0.00020566 TDB
node 221.546785555622 0.00012219 deg
peri 118.1308458484832 0.00013097 deg
i 2.841418491605566 1.0021e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      2001-09-11  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54795  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:19:21  

Additional Information
 Jupiter MOID = 2.28417 au 
 T_jup = 3.325 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.092375854366626E-15 -1.645787045161363E-14 5.696170153209033E-12 -3.957592987074217E-14 1.069972851345827E-12 1.737602334008972E-16
q -1.645787045161363E-14 4.483290867659996E-14 -1.472674309952775E-11 1.06415779859012E-13 -2.74657380377871E-12 -6.666853096865992E-17
tp 5.696170153209033E-12 -1.472674309952775E-11 4.229716860828653E-8 -1.128197256120988E-10 9.700031353232499E-9 -2.088443253447058E-12
node -3.957592987074217E-14 1.06415779859012E-13 -1.128197256120988E-10 1.492987510344526E-8 -1.493526875681214E-8 -2.798046525542147E-10
peri 1.069972851345827E-12 -2.74657380377871E-12 9.700031353232499E-9 -1.493526875681214E-8 1.715331577762657E-8 2.789270342575549E-10
i 1.737602334008972E-16 -6.666853096865992E-17 -2.088443253447058E-12 -2.798046525542147E-10 2.789270342575549E-10 1.004302221596985E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.21   n/a MPCxxxxx  

357091 (2001 ST299)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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